In other words, hardened, often dangerous, criminals are committing somewhere between 50 and 90 percent of the violent crimes in our country. However, Bloomberg, President Obama, Senators Joe Manchin (D-WV), Kay Hagan (D-NC), Mark Begich (D-AK), Mary Landrieu (D-LA), and others are pointing to that violent crime as justification for making it more difficult for law-abiding citizens to get firearms, even as these citizens use those firearms to defend themselves from criminal violence.